from machine import Pin, I2C
import ssd1306
import time
i2c = I2C(0, scl=Pin(22), sda=Pin(21))
oled = ssd1306.SSD1306_I2C(128, 64, i2c)
start_btn = Pin(15, Pin.IN, Pin.PULL_UP)
stop_btn = Pin(4, Pin.IN, Pin.PULL_UP)
led1 = Pin(18, Pin.OUT)
led2 = Pin(19, Pin.OUT)
count = 10
running = False
paused = False
def blink_leds():
    led1.on()
    led2.on()
    time.sleep(0.3)
    led1.off()
    led2.off()
    time.sleep(0.3)
def show_count(num):
    oled.fill(0)
    oled.text("Countdown", 20, 0)
    oled.text(str(num), 60, 30)
    oled.show()
def show_group():
    oled.fill(0)
    oled.text("Group 1", 0, 0)
    oled.text("Kapoy", 0, 20)
    oled.text("akong", 0, 32)
    oled.text("life.", 0, 44)
    oled.show()
    led1.on()
    led2.on() 
while True:

    if start_btn.value() == 0:

        running = True

        paused = False

        time.sleep(0.3)  


    

    if stop_btn.value() == 0:

        paused = True

        time.sleep(0.3)
    if running and not paused:

        if count >= 0:

            show_count(count)

            blink_leds()

            count -= 1

        else:

            running = False

            show_group()


    if paused:

        led1.off()

        led2.off()